Life on Earth,Fifth Edition,introduces readers to biology through real-world applications and expanded human-interest case studies that run throughout each chapter. From the authors of the highly successfulBiology: Life on Earth, Eighth Edition,Life on Earth,Fifth Edition,provides the most extensive environmental and ecology coverage of any text on the market, with an Earth Watch feature box that appears throughout the text, and, new to this edition, a chapter covering conservation biology-Chapter 31: Conserving Life on Earth. An Introduction to Life on Earth, Atoms, Molecules, and Life, Cell Membrane Structure and Function, Cell Structure and Function, Energy Flow in the Life of a Cell, Capturing Solar Energy: Photosynthesis, Harvesting Energy: Glycolysis and Cellular Respiration, The Continuity of Life: How Cells Reproduce, Patterns of Inheritance, DNA: The Molecule of Heredity, Gene Expression and Regulation, Biotechnology, Principles of Evolution, How Populations Evolve, The History of Life on Earth, The Diversity of Life, Plant Form and Function, The Plant Life Cycle, Homeostasis and the Organization of the Animal Body, Circulation and Respiration, Nutrition, Digestion, and Excretion, Defenses against Disease, Chemical Control of the Animal Body: The Endocrine System, The Nervous System and the Senses. Animal Reproduction and Development, Animal Behavior, Population Growth, Community Interactions, How Do Ecosystems Work?, Earthrs"s Diverse Ecosystems, Conserving Life on Earth For all readers interested in biology.